Dual-tip highlighter



FIG. 1 is an upper front left perspective view of a dual-tip highlighter showing our new design;

FIG. 2 is a front elevation view thereof, with the bottom cap removed and not shown for convenience of illustration;

FIG. 3 is an exploded lower front right perspective view of the highlighter shown in FIG. 1;

FIG. 4 is a top plan view of the highlighter shown in FIG. 1;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a front elevation view thereof;

FIG. 7 is a left side elevation view thereof;

FIG. 8 is a rear elevation view thereof; and,

FIG. 9 is a right side elevation view thereof. 

The ornamental design for a dual-tip highlighter, as shown and described. 